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Page Title:
NO FLUID IS SPRAYED ON WINDSHIELD WHEN WASHER SWITCH IS PRESSED (Cont) |
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 TM 9-2320-285-24-1
2-67.
WINDSHIELD WIPER AND WASHER TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
NO FLUID IS SPRAYED ON WINDSHIELD WHEN WASHER SWITCH IS PRESSED (Cont)
Step 5.
Disconnect electrical connector from washer pump (para 2-69c).
Disconnect electrical leads from washer switch and washer reservoir bracket.
Test electrical leads for continuity using ohmmeter.
a.
If continuity is not obtained, replace electrical connector with electrical leads (para 2-69c).
b.
If continuity is obtained, go to step 6 below.
Step 6.
Install replacement washer pump and reservoir (para 2-69c).
Press washer switch.
a.
If fluid sprays on windshield, no further action required.
b.
If fluid does not spray on windshield, replace washer switch (para 2-69c).
2.
WIPER DOESN'T MOVE
Step 1.
Check wiper motor and switch hoses and fittings for air leaks and loose fittings.
a.
If hoses or fittings are leaking air, replace (para 2-69b(1) or 2-69b(2)).
b.
If fittings are loose, tighten.
c.
If hoses and fittings are not leaking air and are not loose, go to step 2 below.
Step 2.
Remove wiper arm and wiper blade (para 2-69a).
Check if wiper motor is operating.
a.
If wiper motor is operating, go to step 3 below.
b.
If wiper motor is not operating, go to step 4 below.
Step 3.
Check wiper arm and wiper blade for cracks or bent condition.
Check wiper arm for weak spring.
a.
If wiper arm or wiper blade are cracked or bent, replace (para 2-69a).
b.
If wiper arm has weak spring, replace (para 2-69a).
2-761
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